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throw it away
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∙ 14y ago
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Where was the test tube made?
when was test tube first made,when and who?
What are the classifications of test tube?
test tube is classified in to various types namely hard test tube ,boiler test tube,20 ml test tube
What is most important part of heating a liquid in a test tube?
Heating should be slow.The test tube should not be full.Work in a laboratory hood.
What is the safest way to heat up a flammable liquid in a test tube?
1. The test tube does not have to be full.2. The test tube should not be too close to the flame.3. It is recommended to work in one laboratory fumehood.
What is the source of error when using a test tube?
A test tube (or sample tube) has no errors.
What is used for holding a test tube in place when the tube is hot or should not be touched?
You need a test tube holder.
What is contained in a clean dry test tube?
If a test tube is clean and dry, then there should be nothing in it.
In heating chemicals in a test tube where should the mouth of the test tube point?
Away from you....... BULOK eat my dust
What is the material you should look for while buying test tube?
When look to buy a test tube, one should consider the purpose of the test tube. If heat is not an issue for the user, then a plastic one is more than satisfactory. However, the standard lab test tube is primarily made of glass.
Where was the test tube made?
when was test tube first made,when and who?
What are the classifications of test tube?
test tube is classified in to various types namely hard test tube ,boiler test tube,20 ml test tube
Which precautions should you take when heating solutions in a test tube?
Following points should be kept in mind while working 1-always wear safety glasses and gloves 2-put the test tube away from yourself and any other person 3-donot hold the test tube with finger always use test tube holder 4-donot put test tube direct on the flame use wire guide 5-always keep the test tube at an angle and make sure that mouth of test tube is pointed away from you and other person
When heating a liquid sample in a test tube the mouth of the test tube should be?
It depends on what you are doing, you should be sure to follow instructions carefully and be sure to take proper safety precautions
What is most important part of heating a liquid in a test tube?
Heating should be slow.The test tube should not be full.Work in a laboratory hood.
What you must do to inspect the drink tube assembly?
perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test
What do you use to clean the inside of a test tube?
You should use a test brush and a cleaning substance.
What should be done with a broken test tube?
throw that thing away!
